281617809

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{75521}}^1$

素因数の和:75648

約数の個数: 16

約数和(自身を含む): 413256384

約数和(自身を除く): 131638575

約数列:

[1, 3, 11, 33, 113, 339, 1243, 3729, 75521, 226563, 830731, 2492193, 8533873, 25601619, 93872603, 281617809]

約数ペア:

[(1, 281617809), (3, 93872603), (11, 25601619), (33, 8533873), (113, 2492193), (339, 830731), (1243, 226563), (3729, 75521)]